Home / 1,684,634.23-2,525,939.89-772,674.33

Finding the Fourth Proportional to 1,684,634.23, 2,525,939.89 and 772,674.33

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Solution

The fourth proportional to 1,684,634.23, 2,525,939.89 and 772,674.33 is: 1,158,547.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,634.23 : 2,525,939.89 = 772,674.33 : x
  2. Step 2: Convert to fraction form
    1,684,634.23/2,525,939.89 = 772,674.33/x
  3. Step 3: Cross multiply
    1,684,634.23x = 2,525,939.89 × 772,674.33
  4. Step 4: Simplify right side
    1,684,634.23x = 1,951,728,912,126.02
  5. Step 5: Solve for x
    x = 1,951,728,912,126.02/1,684,634.23
  6. Step 6: Final answer
    x = 1,158,547.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.